Now showing items 1-20 of 22

    • Analysis of the equations governing the motion of a degrading elastic solid due to diffusion of a fluid 

      Quintanilla de Latorre, Ramón; Rajagopal, Kumbakonam (2014-10)
      Article
      Open Access
      Degradation of solids bearing load due to the infusion of moisture when exposed to the environment can leads to a decrease in their load carrying capacity and can also lead to the failure of the body from performing its ...
    • Computable bounds of functional outputs in linear visco-elastodynamics 

      Verdugo Rojano, Francesc; Díez, Pedro (2012)
      Article
      Open Access
      This work presents a new technique yielding computable bounds of quantities of interest in the framework of linear visco-elastodynamics. A novel expression for the error representation is introduced, alternative to the ...
    • Computable bounds of linear functional outputs in linear visco- elastodynamics 

      Verdugo Rojano, Francesc; Díez, Pedro (2012)
      Conference report
      Open Access
      This work presents a new technique yielding computable bounds of quantities of interest in the framework of linear visco-elastodynamics. A novel expression for the error representation is introduced, alternative to the ...
    • Computational modelling of flexoelectric materials based on C0-FEM for 4th order PDEs 

      Ventura Siches, Jordi (Universitat Politècnica de Catalunya, 2020-07)
      Master thesis
      Open Access
      El modelatge computacional de l'elasticitat de gradient de deformació i de l'acoblament electromecànic (és a dir, la exoelectricitat i la piezoelectricitat) sempre ha estat un repte atès l'alt ordre de les EDPs amb què es ...
    • Computational modelling of flexoelectricity-based 2D metamaterials 

      Balcells Quintana, Oscar (Universitat Politècnica de Catalunya, 2021-07)
      Master thesis
      Open Access
      We propose a methodology to impose generalised periodicity to the solution of the flexoelectric problem in the two-dimensional metamaterials design setting. To achieve this goal, we leverage an existing model for ...
    • Decay of solutions for a mixture of thermoelastic solids with different temperatures 

      Muñoz Rivera, Jaime E.; Naso, Maria Grazia; Quintanilla de Latorre, Ramón (2016-02-06)
      Article
      Open Access
      We study a system modeling thermomechanical deformations for mixtures of thermoelastic solids with two different temperatures, that is, when each component of the mixture has its own temperature. In particular, we investigate ...
    • Experimental study on inter-particle acoustic forces 

      Garcia Sabaté, Anna; González Cinca, Ricardo; Hoyos, Mauricio; Castro, Angelica (Acoustical Society of America, 2014-03)
      Article
      Restricted access - publisher's policy
      A method for the experimental measurement of inter-particle forces (secondary Bjerknes force) generated by the action of an acoustic field in a resonator micro-channel is presented. The acoustic radiation force created by ...
    • High performance computing for flexoelectric devices 

      Manyer Fuertes, Jordi (Universitat Politècnica de Catalunya, 2020-10)
      Master thesis
      Open Access
      This exiting development requires a robust mathematical and computational framework for solving flexoelectric boundary value problems, mathematically a coupled system of 4th-order partial differential equations, in general ...
    • Inverse mechanical analysis for biological tissues 

      Lauwaert Luyten, Felix (Universitat Politècnica de Catalunya, 2016-10)
      Master thesis
      Open Access
      This study focuses on the application of inverse finite element methods and computational mechanic techniques in order to simulate the spinal cord s contraction described in the previous section. Specifically, the aim is ...
    • Mathematical modeling and simulation of active matter and biological materials 

      Blanco Dorca, Pau (Universitat Politècnica de Catalunya, 2021-07)
      Master thesis
      Open Access
      In this thesis, we will study the invasion of breast cancer into the tissue. This process involves many cellular and extracellular processes tightly coupled between them. In particular, in this work we focus on the mechanics ...
    • Modelling hydrogels with Onsager’s variational principle 

      Collivadino, Andrea (Universitat Politècnica de Catalunya, 2017-07)
      Master thesis
      Open Access
      The goal of this Master's thesis is to provide a physical and mathematical model that attempts to describe the deformation process of hydrogels. Hydrogels are commonly defined as three dimensional networks of hydrophilic ...
    • Modelling nanocrystal growth via the precipitation method 

      Fanelli, Claudia; Cregan, V.; Font Martínez, Francesc; Myers, Timothy (2021-02-01)
      Article
      Restricted access - publisher's policy
      A mathematical model for the growth of a single nanocrystal is generalised to deal with an arbitrarily large number of crystals. The basic model is a form of Stefan problem, describing diffusion of monomer over a moving ...
    • Modelling of non-linear viscoelastic tissues with bar elements 

      Asadipour, Nina (Universitat Politècnica de Catalunya, 2012-03)
      Master thesis
      Open Access
      In this work we develop a viscoelastic bar element that can handle multiple rheological laws with non-linear elastic and non-linear viscous material models. The bar element is built by joining in series an elastic and ...
    • Modelling the n - body chain collision problem 

      Zuloaga Geli, Ramon (Universitat Politècnica de Catalunya, 2015-05)
      Bachelor thesis
      Restricted access - confidentiality agreement
      Covenantee:   University of Bristol. Department of Engineering Mathematics
    • Models computacionals de fractura fràgil 

      Pons Puntí, Adrià (Universitat Politècnica de Catalunya, 2019-01)
      Bachelor thesis
      Open Access
      L estudi de la propagació de fractures en diferents materials és un camp en augment en els últims anys. Ja sigui per tal d estudiar el comportament d alguns materials davant de diferents esforços o per preveure com ...
    • Numerical simulation of worm-like motion 

      Doste Poy, David (Universitat Politècnica de Catalunya, 2020-07)
      Master thesis
      Open Access
      C. Elegans is a nematode worm which is a very popular organism used in all kinds of research in biology. It is widely used because its complete genome has been completely determined, as well as each of the cells of its ...
    • Obtaining gravitational models from planetary ephemeris 

      Sánchez Martín, Patricia (Universitat Politècnica de Catalunya, 2012-03)
      Master thesis
      Open Access
      Ephemerides describe the position and velocity of a celestial object as a function of time. The ephemerides data are obtained by solving the fundamental equations of motion of the body, which is obtained by applying the ...
    • On the decay of solutions in nonsimple elastic solids with memory 

      Pata, Vittorino; Quintanilla de Latorre, Ramón (Elsevier, 2010-02)
      Article
      Restricted access - publisher's policy
      The decay of solutions in nonsimple elasticity with memory is addressed, analyzing how the decay rate is influenced by the different dissipation mechanisms appearing in the equations. In particular, a first order dissipation ...
    • Pushing SEA beyond its limits: a model for real building structures 

      Díaz Cereceda, Cristina; Poblet-Puig, Jordi; Rodríguez Ferran, Antonio (2013)
      Conference report
      Open Access
      The main challenge for models of building acoustics is being able to consider all the geometrical and physical details of real structures with a reasonable computational cost for high frequencies. The SEA (Statistical ...
    • Robust numerical solution of charge transport in flexophotovoltaic-based devices 

      Pérez Escudero, Sergi (Universitat Politècnica de Catalunya, 2021-07)
      Master thesis
      Open Access
      In this thesis, a robust computational framework for flexophotovoltaic-based devices has been developed. First, a model for describing the flexophotovoltaic effect in flexoelectric, non-piezoelectric materials is stated. ...